OT-2026-000007649
Publication integrity record
Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, pump fed, sustained blow-off before set-down, on a tool changer
This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000007649) never changes.
Identity and time
| Publication number | OT-2026-000007649 · never reused |
|---|---|
| Internal UUID | 01a0ae62-76bd-704b-b1a8-8ee335569952 · UUIDv7, RFC 9562 |
| Publication timestamp | 2026-09-17T08:01:23.688458Z Recorded by the publication infrastructure in UTC, not taken from the submission. |
| Canonical URL | https://opentechnical.org/p/OT-2026-000007649 |
| Status | PUBLIC |
Content hashes
| Canonical text | 72898255e44d1583643313be7dff3802db510c6925343fe02f399aa09a606cb7 |
|---|---|
| Markdown | 3f34ea45692a6a0b682ed66b183aba95f787c51e8bbe5bbf69aefc91257a430b |
| Publication page | 6520584affcd9b90780873c7ca03d1b7bcd10e0f58c75d33060bdef3d8a142ab |
| Manifest | e2d2bf5ab8e5600c2377e95f8f114626521a436815bccffee4c9ea54c873cb29 |
SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.
Manifest signature
| Algorithm | Ed25519 · key
OT-SIGN-2026-01 · Verified |
|---|---|
| Signature | NKPzwFDIojAFk3EPL5RGc7rk4LeXYL0wT9HPe70gWEuYBkYi+5XpVolYeUoTshgf4k62ONUJbaDnerAtX7D7Cw== |
| Public key | /integrity/keys · every key we have ever used stays published |
Trusted external timestamp
| timestamp.digicert.com | 2026-09-17T08:07:02Z batch OT-TS-2026-W38-016 · RFC 3161 token · inclusion proof root 8d90bf9341d96baa4328c218b6f85281... |
|---|
Independent retrieval
| 2026-09-17T08:10:16.167443Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007649observed 6520584affcd9b90780873c7ca03d1b7...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
|---|---|
| 2026-09-17T08:10:16.148138Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007649/manifest.jsonobserved e2d2bf5ab8e5600c2377e95f8f114626...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:16.130395Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007649/publication.mdobserved 3f34ea45692a6a0b682ed66b183aba95...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
| 2026-09-17T08:10:16.114084Z | HTTP 200 · MATCHhttps://opentechnical.org/p/OT-2026-000007649/publication.txtobserved 72898255e44d1583643313be7dff3802...fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139 |
Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.
Independent archive
| External archive | Pending Canonical URLs are submitted to an independent archive in batches. |
|---|
A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.
Third-party custody
| Custody package | Pending Custody packages are produced weekly. |
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